Added safety when calling Text_Display methods

- before assigning a buffer (Github #845)
- also fixed a warning form unused arg in Fl_Terminal

1 files changed, 1 insertions, 1 deletions

diff --git a/FL/Fl_Terminal.H b/FL/Fl_Terminal.H
index 4cd53bb4a..ff0062000 100644
--- a/FL/Fl_Terminal.H
+++ b/FL/Fl_Terminal.H
@@ -455,7 +455,7 @@ protected:
     void sgr_italic(bool val)    { attrib_ = onoff(val, Fl_Terminal::ITALIC);    } // e.g. ESC[3m
     void sgr_underline(bool val) { attrib_ = onoff(val, Fl_Terminal::UNDERLINE); } // e.g. ESC[3m
     void sgr_dbl_under(bool val) { attrib_ = onoff(val, Fl_Terminal::UNDERLINE); } // e.g. ESC[21m (TODO!)
-    void sgr_blink(bool val)     { /* NOT IMPLEMENTED */                         } // e.g. ESC[5m
+    void sgr_blink(bool val)     { (void)val; /* NOT IMPLEMENTED */              } // e.g. ESC[5m
     void sgr_inverse(bool val)   { attrib_ = onoff(val, Fl_Terminal::INVERSE);   } // e.g. ESC[7m
     void sgr_strike(bool val)    { attrib_ = onoff(val, Fl_Terminal::STRIKEOUT); } // e.g. ESC[9m
   };